Class hierarchy checks

Last modified: 03 December 2024

Checks the class hierarchy: abstract methods implementation, compatibility of implementing/overriding methods with their declarations in parent classes, and property types redeclarations.

All reported violations result in PHP fatal errors. It is not recommended to disable or suppress this inspection.

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

PhpHierarchyChecksInspection
Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | PHP | General

Inspection Details

By default bundled with:

IntelliJ IDEA 2024.3, PhpStorm 2024.3, Qodana for JVM 2024.3, Qodana for PHP 2024.3,

Can be installed with plugin:

PHP, 243.23126